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The AAPG/Datapages Combined Publications Database
Showing 3,033 Results. Searched 200,293 documents.
Abstract: Improved “Clumped-Isotope” Measurements: Pressure Baseline Correction, by Bo He, Gerard Olack, and Albert Colman; #90182 (2013)
Search and Discovery.com
2013
Supervised vs unsupervised deep learning for time-lapse seismic repeatability enforcement
Son Phan, Wenyi Hu, Aria Abubakar
International Meeting for Applied Geoscience and Energy (IMAGE)
... that without repeatability issues, (1) there is no time-shift between corresponding events in the baseline and monitoring images, and (2) the time-shift...
2024
Automatic well-log baseline correction via deep learning for rapid screening of potential CO2 storage sites
Misael M. Morales, Carlos Torres-Verdín, Michael Pyrcz, Murray Christie, Vladimir Rabinovich
International Meeting for Applied Geoscience and Energy (IMAGE)
... of the well and require expert interpretation to either remove the baseline trend or shift the trend to a baseline for accurate interpretation...
2024
Joint 4D full-waveform inversion using enhanced template-matching objective function
Gaurav Dutta, Emmanuel Saragoussi, Xin Cheng, Markos Sourial, Yongbo Zhai, Chirag Parekh, Denes Vigh
International Meeting for Applied Geoscience and Energy (IMAGE)
... and adaptive model regularization can invert for accurate baseline and monitor velocity models simultaneously and FDRs derived from these inverted models can...
2023
Abstract: Assessing the Need for Repeatability in Acquisition of Time-lapse Data; #90187 (2014)
Felix Oghenekohwo and Felix Herrmann
Search and Discovery.com
... according to a uniform random distribution. Also, in the case of regular sampling, the size of the spatial shift between the baseline and monitor sampling...
2014
Improving 4D signal using advanced 4D workflows: A case study from Gulf of Mexico
Vincent Durussel, Jianxiong Chen, Abhishek Raj, Bartosz Szydlik, Markos Sourial, Joseph Rafik Hanna, Gabriel Mattei, Leslie Bartsch
International Meeting for Applied Geoscience and Energy (IMAGE)
... over Figure 2(a), removing the shift as well as small jitters. Figures 2(c) and 2(d) show the time shifts between the third monitor and baseline...
2024
Abstract: Time-lapse Seismic Modeling of CO2 Sequestration at Quest CCS Project; #90187 (2014)
Shahin Moradi and Don C. Lawton
Search and Discovery.com
... for the baseline scenario was generated based on logs from well SCL-8-19-59-20W4. For the monitor case, Gassmann fluid substitution modeling was undertaken...
2014
Abstract: Extended Baseline of a Modified Hifix/6 Chain
Lee Swee Guan, Derek Alder
Geological Society of Malaysia (GSM)
...Abstract: Extended Baseline of a Modified Hifix/6 Chain Lee Swee Guan, Derek Alder 208 EXTENDED BASELINE OF A MODIFIED HIFIX/6 CHAIN LEE SWEE GUAN...
1981
Time-lapse processing and imaging of the Snowflake 3D DAS VSP CO2 monitoring dataset
Xiaohui Cai, Kristopher A. Innanen, Qi Hu, Ziguang Su, Donald C. Lawton
International Meeting for Applied Geoscience and Energy (IMAGE)
... in Alberta, Canada. Figure 1 illustrates the shot geometry of baseline (2018) and monitoring (2022) data, with Observation Well 2 positioned...
2024
Abstract: Time-Lapse Repeatablity in 3C-3D Dataset from Weyburn CO2 Sequestration Project; #90171 (2013)
Jinfeng Ma, Le Gao, and Igor Morozov
Search and Discovery.com
... and compared with baseline in 3C-3D seismic dataset used in IEA Weyburn CO2 Sequestration and Monitoring Project. We examine the repeatability of source...
2013
Unleashing geological sequestration potential of mature oilfield by enforcing 4-dimensional seismic model-based inversion in Widuri Field, Indonesia
Dwandari Ralanarko, Brimas Aptanindia Pangestu, Edy Sunardi, Ildrem Syafri, Billy Gumilar Adhiperdana
Geological Society of Malaysia (GSM)
... in the Sleipner field (Figure 2), Figure 2: Inversion Model based Time Variant Shift Baseline 1994 (left) and Monitor 2004 (right) data in Sleipner Field...
2024
4D Seismic Monitoring of In-Situ Combustion of Heavy Oil Reservoirs; #41529 (2015)
Diego Morales, Trino Salinas, Gabriel Alvarez
Search and Discovery.com
... and parameters. Compensation of wavelet phase and amplitudes between surveys. Compensation for time-shift differences (statics) between surveys...
2015
Old Electrical Log Interpretation [Pre-1958], Chapter 1: Resistivity and SP Interpretation Fundamentals Review
Hilchie, D.W.
AAPG Special Volumes
...) is the reference for all observations. If the SP shift is to the right (+) of the shale baseline, the formation water has a higher resistivity (Rw) than the mud...
1979
High-Resolution Records of Mid-Holocene Paleoceanographic Change from the Subarctic Northeast Pacific Ocean - Abstract
J. A. Addison, B. P. Finney, W. E. Dean, M. H. Davies
Alaska Geological Society
... & drier conditions that occurred between approximately 3000 – 7000 cal yrs BP in this high-latitude region. There is a key shift in both...
2009
Abstract: A Revised Delta Cycle Model for the Holocene Deltaic Deposits of South Louisiana, USA
Search and Discovery.com
N/A
Appalachian Tectonic Deformation and the Deep Basin: ABSTRACT
Herbert P. Woodward
AAPG Bulletin
... to a baseline that crosses the above axis at right angles in the vicinity of Baltimore. It is suggested that all of these symmetrical features result from...
1963
Genesis 4-D Project Status and Preliminary Lookback
Tom Hudson, Bernard Regel, John Bretches, Pat Condon, James Rickett, Brian Cerney, Phil Inderwiesen, Russ Ewy
GCAGS Transactions
... differences in the reservoir interval and in the overburden. Line location is shown in Figure 6. Figure 6. Time shift map (monitor minus baseline...
2005
Baseline studies of surface gas exchange and soil-gas composition in preparation for CO2 sequestration research: Teapot Dome, Wyoming
Ronald W. Klusman
AAPG Bulletin
...Baseline studies of surface gas exchange and soil-gas composition in preparation for CO2 sequestration research: Teapot Dome, Wyoming Ronald W...
2005
Abstract: Baseline Hydrological Monitoring at Big Meadow Bog, Brier Island, Nova Scotia: Preliminary Results
G. W. Kennedy, J. Drage
Atlantic Geology
...Abstract: Baseline Hydrological Monitoring at Big Meadow Bog, Brier Island, Nova Scotia: Preliminary Results G. W. Kennedy, J. Drage Baseline...
2014
Abstract: Monitoring Active Steam Injection through Time-lapse Seismic Refraction Surveys; #90174 (2014)
Byron M. Kelly and Don C. Lawton
Search and Discovery.com
... be caused by different shot statics between monitor and baseline surveys, hence reducing the uncertainty in the source of observed time-shifts recorded...
2014
Water column corrections: Joint water velocity inversion for 4D marine surveys
Didier Lecerf, Mathieu Lange, Andrew Oates, Jyoti Kumar
International Meeting for Applied Geoscience and Energy (IMAGE)
... bottom picks is commonly used to estimate the water velocity for each sail line. The data correction can be performed using dynamic time-shift...
2022
Inverse 4D seismic timeshifts: How much do our reservoirs rebound?
Jan Stammeijer, Duane Mikulencak, Chen Bao
International Meeting for Applied Geoscience and Energy (IMAGE)
... dataset consisting of baseline and 3 monitor surveys with time intervals 5, 8, and 12 years from Baseline. Time-lapse timeshifts are known to occur...
2023
Time Lapse Geochemistry Production Allocation; End Member Definition and Selection; Case Studies; Delaware Basin and Eagle Ford
Adam Turner, Catherine Donohue, J. Alex Zumberge, Andrew Muñoz, Philip Bergeron
Unconventional Resources Technology Conference (URTEC)
... baseline, can inform the extent of drainage heights. Monitoring produced fluids through time gives a quantitative view on how the DRV evolves through...
2022
Pre- and Post-Injection Vertical Seismic Profiling over the Southwest Regional Partnerships Phase II Fruitland Coal CO2 Pilot; #80104 (2010)
Tom Wilson, Les Nutt, Ric Smith, Jitendra Gulati, Marcia Coueslan, Dwight Peters, Art Wells, Craig Hartline, George Koperna, Bill Akwari
Search and Discovery.com
... offset VSPs and one zero offset VSP were collected at the site providing baseline and monitor (post-injection views of the site). The source point...
2010
Time-Lapse Seismic Monitoring of Individual Hydraulic Frac Stages Using a Downhole Distributed Acoustic Sensing Array
Gary Binder, Aleksei Titov, Diana Tamayo, James Simmons, Ali Tura, Grant Byerley, David Monk
Unconventional Resources Technology Conference (URTEC)
... cable, dynamic strain changes can be sampled along the cable from the phase shift of light backscattered to the interrogator (Hartog, 2017). Since...
2019